Home / 2,720.03-4,083.08-2,541.56

Finding the Fourth Proportional to 2,720.03, 4,083.08 and 2,541.56

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Solution

The fourth proportional to 2,720.03, 4,083.08 and 2,541.56 is: 3,815.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720.03 : 4,083.08 = 2,541.56 : x
  2. Step 2: Convert to fraction form
    2,720.03/4,083.08 = 2,541.56/x
  3. Step 3: Cross multiply
    2,720.03x = 4,083.08 × 2,541.56
  4. Step 4: Simplify right side
    2,720.03x = 10,377,359.68
  5. Step 5: Solve for x
    x = 10,377,359.68/2,720.03
  6. Step 6: Final answer
    x = 3,815.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.